Question

Out of 50 children in a class ,20 are boys .then the percentage of girls is ?

Answer 1

Answer:

The answer is 60%

Step-by-step explanation:

Number of girls $=50-20=30$

So percentage of girls $=\frac{\text{number of girls}}{\text{number of children}}\times 100=\frac{30}{50}\times 100=60$%